How to display signal from two channels in one waveform graph

[happybird]

Hellow!
I need to display the waveform from CH1 and CH2 in TDS 420 osilloscope in one waveform graph,anyone can give me some clues to do it? thanks a lot!

[wd8ivl]

Try here...

http://sine.ni.com/apps/we/niid_web_display.download_page?p_id_guid=E3B19B3E91CF659CE034080020E74861

Mike

[Dennis_Knutson]

If each channel is a 1D array, then use the build array function to create a 2D array and wire that to the graph. If each channel is a waveform data type, Use the build array to create a 1D array of waveforms and wire that to the graph. Look at the shipping example called Waveform Graph.